1.Lithium Metal 2.Used as battery material 3.CAS7439-93-2 4.Good quality,Best service, ... , Prompt delivery 1.Bright Silvery Simple SubstanceElement Symbol:LiPurity: 99.9%min2.Properties:Molecular Weight:6.941Density:0.534g/cm3(20centigrade ... fission reactors. Lithium Metal, CAS#7439-93-2, Li. 99.9%min,Battery material